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Income Taxes (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Income Tax Disclosure [Abstract] |  |  |  |
Provision for income taxes | $ 24,022,000 | $ 26,889,000 | $ 82,196,000 | $ 87,678,000
Effective tax rate | 18.60% | 20.20% | 20.00% | 21.90%
Minimum |  |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |  |
Increase in unrecognized tax benefits is reasonably possible | $ 0 |  | $ 0 |
Maximum |  |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |  |
Increase in unrecognized tax benefits is reasonably possible | $ 800,000 |  | $ 800,000 |

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